Back support vest



FIG. 1 is a front elevational view of the back support vest of thepresent invention;

FIG. 2 is a back elevational view of the back support vest of FIG. 1;

FIG. 3 is a left side elevational view of the back support vest of FIG.1;

FIG. 4 is a right side elevational view of the back support vest of FIG.1;

FIG. 5 is a top plan view of the back support vest of FIG. 1; and,

FIG. 6 is a bottom plan view of the back support vest of FIG. 1.

The broken lines in the drawing are understood to represent stitching.

The ornamental design for a back support vest, as shown and described.